Does Creatine Cause Acne? The Truth About Supplements

If you have started taking creatine and noticed new breakouts, you are not alone in asking the question: does creatine cause acne? It is one of the most common supplement-related skin concerns, and the internet is full of anecdotal reports from people who swear their acne got worse after they started supplementing. Reddit threads, fitness forums, and social media are packed with stories linking creatine to breakouts.

But anecdotal reports and scientific evidence are two very different things. Creatine is one of the most extensively studied dietary supplements in existence, with decades of research behind it — and yet, there is surprisingly little direct evidence connecting it to acne. That does not mean the concern is baseless. There is a plausible biological pathway that could link creatine to breakouts, and the gym lifestyle that often accompanies creatine use introduces several well-established acne triggers.

If you are an athlete, lifter, or fitness enthusiast dealing with acne and trying to figure out whether creatine is the culprit, this article will walk you through what the research says, the theories behind the connection, and the practical steps you can take to keep your skin clear without necessarily giving up your supplement stack.

What the Research Says About Creatine and Acne

Let us start with the most important point: there are no published studies that directly investigate whether creatine supplementation causes acne. None. The connection between creatine and breakouts has not been tested in a controlled trial with acne as an outcome measure. So when someone tells you definitively that creatine does or does not cause acne, they are extrapolating — not citing direct evidence.

What we do have is a single, widely cited study that provides a plausible mechanism. And understanding that study — along with its limitations — is essential for making sense of this question.

The DHT Study: The Core of the Creatine-Acne Theory

In 2009, a study published in the Clinical Journal of Sport Medicine examined the effects of creatine supplementation on hormone levels in college-aged rugby players. Twenty participants took a creatine loading dose (25 g/day for 7 days) followed by a maintenance dose (5 g/day for 14 days). The researchers measured various hormone levels before, during, and after supplementation.

The key finding: DHT levels increased by 56% after the 7-day loading phase and remained 40% above baseline during the maintenance phase. The ratio of DHT to testosterone also increased significantly, suggesting that creatine may enhance the conversion of testosterone to DHT via the enzyme 5-alpha reductase.

This matters for acne because DHT is one of the primary hormonal drivers of breakouts. DHT binds to androgen receptors in the sebaceous glands more potently than testosterone, stimulating excess sebum (oil) production. More oil means more clogged pores, more bacterial growth, and more acne. DHT is the same hormone implicated in hormonal acne and is the target of medications like spironolactone that are used to treat androgen-driven breakouts.

Important Limitations of This Study

Before drawing conclusions from the DHT study, it is critical to understand its limitations:

• Small sample size: Only 20 participants — far too small to draw broad conclusions
• No acne outcomes were measured: The study tracked hormone levels, not skin changes. Higher DHT does not automatically mean more acne in every individual
• Single study: This finding has not been replicated. No subsequent studies have confirmed that creatine reliably raises DHT levels
• Specific population: The participants were young male athletes. Results may not generalize to other demographics
• Loading dose used: The 25 g/day loading phase is higher than what many people take. Individuals using standard 3-5 g/day doses may not experience the same hormonal effects

A 2021 review published in the Journal of the International Society of Sports Nutrition examined the overall body of evidence on creatine and testosterone. The authors concluded that the majority of studies do not show significant increases in testosterone or DHT from creatine supplementation. The 2009 DHT finding appears to be an outlier — noteworthy, but not consistently replicated.

How Creatine Could Theoretically Affect Your Skin

Even though the direct evidence is thin, it is worth understanding the biological pathways through which creatine could, in theory, contribute to acne. This helps explain why some people genuinely do seem to experience more breakouts when supplementing.

The DHT Pathway

If creatine does increase DHT levels — even modestly — the downstream effects on acne-prone skin are well established. DHT is the most potent androgen in the skin, and it drives acne through several mechanisms:

• Increased sebum production: DHT stimulates sebaceous glands to produce more oil, creating the conditions for clogged pores
• Follicular hyperkeratinization: DHT promotes excessive skin cell growth inside hair follicles, trapping oil and bacteria beneath the surface
• Inflammation: The combination of trapped oil and bacteria triggers an inflammatory response, leading to red, swollen pimples and cysts

However — and this is crucial — the effect of DHT on your skin depends heavily on your individual genetics. Some people have sebaceous glands with high androgen receptor sensitivity, meaning even small increases in DHT can trigger significant breakouts. Others can have elevated DHT with little to no impact on their skin. This genetic variability is a big part of why some creatine users report acne while most do not.

Increased Water Retention and Cellular Changes

Creatine works by increasing the water content inside your muscle cells — a process called cell volumization. Some have theorized that this change in cellular hydration could affect skin cells as well, potentially altering sebum production or how skin cells behave. However, this theory has no direct research behind it and remains speculative. The water retention from creatine is primarily intracellular (inside muscle cells), not the kind of generalized fluid retention that would meaningfully affect your skin's oil glands.

Indirect Hormonal Effects from Training

There is also a less obvious connection to consider. Creatine enhances exercise performance — that is its primary purpose. It allows you to train harder, lift heavier, and recover faster. More intense resistance training naturally increases testosterone and other androgens. So creatine's effect on acne may not be direct (creatine acting on hormones) but indirect (creatine enabling more intense training, which in turn affects hormones). This is a subtle but important distinction, because the solution would not be to stop taking creatine — it would be to manage the hormonal effects of training itself.

Other Gym-Related Factors That Are More Likely Causing Your Acne

Here is what dermatologists will tell you: if you started breaking out around the same time you started taking creatine, the creatine might not be the real culprit. People who begin creatine supplementation are usually also making other changes — training harder, sweating more, changing their diet, or taking additional supplements. Any of these could be driving your breakouts.

Sweat and Friction (Acne Mechanica)

One of the most underappreciated causes of gym-related acne is acne mechanica — breakouts caused by the combination of heat, sweat, friction, and pressure on the skin. If you are wearing tight-fitting workout clothes, using gym equipment that presses against your skin, or wearing a hat or headband during exercise, you are creating the perfect conditions for this type of acne.

Sweat itself does not directly cause acne, but when sweat sits on the skin and mixes with oil, dead skin cells, and bacteria, it can clog pores. This is why breakouts on the back, chest, shoulders, and forehead are so common among people who exercise regularly — these are areas where sweat, friction, and tight clothing converge.

Whey Protein Supplements

If you are taking creatine, there is a good chance you are also consuming whey protein — and whey has a much stronger documented connection to acne than creatine does. Whey protein is a potent stimulator of the mTORC1 signaling pathway due to its high concentration of branched-chain amino acids (leucine in particular). Activated mTORC1 increases sebum production and promotes the kind of cellular growth that leads to clogged pores.

Whey protein also triggers a significant insulin response, and elevated insulin works synergistically with IGF-1 to amplify acne-promoting processes. Multiple case reports and small studies have documented acne flares in people starting whey protein supplementation — including in individuals with no prior history of acne. If you are taking both creatine and whey protein, the whey is the more likely suspect. You can learn more about the dairy-acne connection in our article on whether dairy causes acne.

Dietary Changes

People who begin a fitness regimen often change their diet significantly — eating more calories, more protein, and sometimes more processed foods like protein bars, mass gainers, and pre-workout supplements that contain added sugars or artificial ingredients. A high-glycemic diet has a well-documented relationship with acne. If your new meal plan includes more refined carbohydrates or sugar to fuel your training, that could easily be contributing to breakouts independently of creatine.

Stress and Sleep

Intense training regimens can increase cortisol levels, especially if you are not getting adequate rest and recovery. Cortisol stimulates the sebaceous glands and can increase inflammation — both of which worsen acne. Overtraining without sufficient sleep is a recipe for breakouts, and it has nothing to do with what supplements you are taking.

Touching Your Face

This one sounds simple, but it matters. Gyms are high-touch environments. You grip barbells, handles, and benches that hundreds of other people have used, and then you wipe sweat from your face with your hands. Transferring bacteria and grime from gym equipment to your face is an efficient way to trigger breakouts, particularly if you are already acne-prone.

Factor	Evidence Linking to Acne	How Common Among Gym-Goers
Creatine	Indirect and limited (one study on DHT; no acne studies)	Very common
Whey protein	Moderate — multiple case reports and mTORC1 mechanism	Very common
Sweat and friction	Strong — acne mechanica is well documented	Universal
High-glycemic diet	Strong — supported by multiple controlled trials	Common
Stress and cortisol	Moderate — cortisol increases sebum production	Common (especially with overtraining)
Touching face with dirty hands	Moderate — transfers bacteria and irritants	Very common

Tips for Athletes: How to Prevent Acne While Taking Creatine

Whether or not creatine is a direct contributor to your breakouts, there is plenty you can do to minimize gym-related acne without sacrificing your training or supplement routine. These strategies target the factors that are most likely causing your breakouts.

Shower Immediately After Training

This is the single most impactful habit for preventing exercise-related acne. Sweat mixed with bacteria and oil on your skin is a breeding ground for breakouts. Shower as soon as possible after your workout — ideally within 30 minutes. Use a gentle cleanser (not harsh body scrubs) to remove sweat, oil, and bacteria without stripping your skin's protective barrier. If you cannot shower right away, at minimum change out of sweaty clothes and use a gentle cleansing wipe on acne-prone areas.

Wear Moisture-Wicking, Loose-Fitting Clothing

Tight compression gear might look good, but if you are breaking out on your chest, back, or shoulders, the friction and trapped sweat could be the reason. Opt for moisture-wicking fabrics that pull sweat away from your skin, and consider looser fits for training sessions. Wash your workout clothes after every use — re-wearing sweaty gear is one of the most common and easily avoidable acne triggers.

Evaluate Your Protein Supplement

If you are taking both creatine and whey protein, try switching to a plant-based protein (pea protein, rice protein, or hemp protein) for four to six weeks and see if your skin improves. Whey protein has a much stronger documented link to acne than creatine, so this swap alone might resolve the issue. You can continue taking creatine during this trial to isolate the variable.

Clean Your Hands and Equipment

Make it a habit to wipe down equipment before and after use, and avoid touching your face during workouts. Bring a clean towel to the gym to wipe sweat — not your hands. These small changes reduce the amount of bacteria that reaches your face.

Watch Your Diet

Review your overall diet for high-glycemic foods, excessive dairy, and added sugars. Mass gainers, flavored protein powders, and some pre-workout supplements contain significant amounts of sugar or artificial sweeteners. A diet that supports your training goals does not have to be at odds with clear skin — it just requires attention to what you are actually consuming beyond the headline macros.

Use Non-Comedogenic Skincare Products

If you use sunscreen, moisturizer, or any skincare products before or after workouts, make sure they are labeled non-comedogenic (meaning they will not clog pores). Heavy creams, oil-based sunscreens, and some "sport" skincare products can trap sweat and oil against your skin during exercise.

Should You Stop Taking Creatine If You Have Acne?

This is the question most people are really asking, and the answer depends on your situation.

You probably do not need to stop creatine if:

• You have mild, occasional breakouts that are manageable with good skincare habits
• You are also taking whey protein or other supplements that are more likely culprits
• Your acne is primarily on areas affected by sweat and friction (back, chest, shoulders, forehead)
• You have not tried addressing the other gym-related factors listed above

It may be worth pausing creatine temporarily if:

• Your acne appeared or significantly worsened shortly after starting creatine, with no other changes
• You have already addressed other potential triggers (whey protein, sweat management, diet) without improvement
• You have a history of hormonal acne and are concerned about DHT elevation
• You want to rule creatine out through a structured elimination

If you decide to test whether creatine is a factor, stop supplementation for at least six to eight weeks while keeping everything else in your routine the same. Track your skin with weekly photos and notes. If your acne improves meaningfully during this period and returns when you reintroduce creatine, you have useful information to work with. If your acne stays the same, creatine probably is not the issue — and you can resume supplementation with confidence.

When to See a Dermatologist

Adjusting your supplements, hygiene routine, and diet can help with mild to moderate gym-related acne. But if your breakouts are persistent, painful, leaving scars, or not responding to lifestyle changes, it is time to see a dermatologist. Acne is a medical condition — not just a cosmetic nuisance — and prescription treatments can address it at the root level in ways that no supplement change or skincare tweak can match.

Depending on your acne type and severity, a dermatologist may recommend:

• Topical retinoids (like tretinoin) to prevent clogged pores and normalize skin cell turnover
• Topical or oral antibiotics (like doxycycline) to target acne-causing bacteria and inflammation
• Spironolactone for androgen-driven acne — particularly relevant if DHT is a factor
• Isotretinoin (Accutane) for persistent acne that has not responded to other treatments

At Honeydew, we treat all types of acne and understand the specific concerns of active people who do not want their treatment to interfere with their training. We offer same-day or next-day virtual appointments with board-certified dermatologists and other qualified providers who can help you figure out exactly what is driving your breakouts — whether that is creatine, whey protein, sweat, hormones, or something else entirely. Learn more about our pricing and membership options.

The Bottom Line

The connection between creatine and acne is a theory, not a proven fact. There is a plausible biological pathway — creatine may increase DHT, and DHT drives acne — but the evidence is limited to a single small study, and no research has directly tested whether creatine supplementation causes breakouts. For most people, the acne they experience while taking creatine is far more likely caused by other gym-related factors: whey protein, sweat, friction, dietary changes, or the hormonal effects of intense training itself.

If you are dealing with acne as an athlete or fitness enthusiast, start by addressing the factors with the strongest evidence behind them. Shower promptly after workouts, evaluate your protein supplement, manage sweat and friction, and pay attention to your overall diet. If these changes do not help — or if your acne is severe, painful, or scarring — it is time to talk to a dermatologist.

You should not have to choose between your fitness goals and clear skin. With the right approach, you can have both.